Home / 159,655.23-220,325.72-88,037.82

Finding the Fourth Proportional to 159,655.23, 220,325.72 and 88,037.82

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Solution

The fourth proportional to 159,655.23, 220,325.72 and 88,037.82 is: 121,493.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,655.23 : 220,325.72 = 88,037.82 : x
  2. Step 2: Convert to fraction form
    159,655.23/220,325.72 = 88,037.82/x
  3. Step 3: Cross multiply
    159,655.23x = 220,325.72 × 88,037.82
  4. Step 4: Simplify right side
    159,655.23x = 19,396,995,638.54
  5. Step 5: Solve for x
    x = 19,396,995,638.54/159,655.23
  6. Step 6: Final answer
    x = 121,493.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.